1 // ========================================================================
2 // Copyright (c) 2004-2009 Mort Bay Consulting Pty. Ltd.
3 // ------------------------------------------------------------------------
4 // All rights reserved. This program and the accompanying materials
5 // are made available under the terms of the Eclipse Public License v1.0
6 // and Apache License v2.0 which accompanies this distribution.
7 // The Eclipse Public License is available at
8 // http://www.eclipse.org/legal/epl-v10.html
9 // The Apache License v2.0 is available at
10 // http://www.opensource.org/licenses/apache2.0.php
11 // You may elect to redistribute this code under either of these licenses.
12 // ========================================================================
13 package org.eclipse.jetty.rewrite.handler;
14
15 import java.io.IOException;
16
17 import javax.servlet.http.HttpServletRequest;
18 import javax.servlet.http.HttpServletResponse;
19
20 import org.eclipse.jetty.http.PathMap;
21 import org.eclipse.jetty.server.Request;
22 import org.eclipse.jetty.util.URIUtil;
23
24 /**
25 * Rewrite the URI by replacing the matched {@link PathMap} path with a fixed string.
26 */
27 public class RewritePatternRule extends PatternRule implements Rule.ApplyURI
28 {
29 private String _replacement;
30
31 /* ------------------------------------------------------------ */
32 public RewritePatternRule()
33 {
34 _handling = false;
35 _terminating = false;
36 }
37
38 /* ------------------------------------------------------------ */
39 /**
40 * Whenever a match is found, it replaces with this value.
41 *
42 * @param value the replacement string.
43 */
44 public void setReplacement(String value)
45 {
46 _replacement = value;
47 }
48
49 /* ------------------------------------------------------------ */
50 /*
51 * (non-Javadoc)
52 * @see org.eclipse.jetty.server.handler.rules.RuleBase#apply(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
53 */
54 public String apply(String target, HttpServletRequest request, HttpServletResponse response) throws IOException
55 {
56 target = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,target));
57 return target;
58 }
59
60 /* ------------------------------------------------------------ */
61 public void applyURI(Request request, String oldTarget, String newTarget) throws IOException
62 {
63 String uri = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,request.getRequestURI()));
64 request.setRequestURI(uri);
65 }
66
67 /* ------------------------------------------------------------ */
68 /**
69 * Returns the replacement string.
70 */
71 public String toString()
72 {
73 return super.toString()+"["+_replacement+"]";
74 }
75 }